Piperazine e Impurezas

1-Cyclopentyl-piperazin-2-one

1-(Methylamino)-3-(4-methylpiperazin-1-yl)propan-2-ol

1-[2-Chloro-4-(methylsulfonyl)phenyl]-3-methylpiperazine

2-[2-(4-methyl-1-piperazinyl)ethoxy]benzaldehyde hydrochloride

4-(2-Chloro-benzyl)-piperazine-1,3-dicarboxylic acid 1-tert-butyl ester

3-Methyl-6-(piperazin-1-yl)-[1,2,4]triazolo[4,3-b]pyridazine

(4-(4-Ethylpiperazin-1-yl)phenyl)boronic acid monohydrochloride

1-(4-Acetyl-1-piperazinyl)-2-bromo-ethanone

1-{3-[(4-methylphenyl)methoxy]phenyl}piperazine hydrochloride

1-((5-Methylthiophen-2-yl)sulfonyl)piperazine

2-(4-methylpiperazin-1-yl)-5-nitrobenzoic acid

1-Ethyl-3-phenylpiperazine

2-Fluoro-4-(4-methylpiperazin-1-yl)benzoic acid

Methyl 5-(piperazine-1-sulfonyl)thiophene-3-carboxylate hydrochloride

tert-butyl 4-[2-cyano-6-(trifluoromethyl)phenyl]piperazine-1-carboxylate

2,4-dimethyl-3'-(4-methylpiperazinomethyl) benzophenone

1-[(5-bromopyridin-2-yl)methyl]piperazine dihydrochloride

tert-butyl 4-(2-cyano-5-fluorophenyl)piperazine-1-carboxylate

5-phenyl-2-{[(2-piperazin-1-ylethyl)amino]methylene}cyclohexane-1,3-dione

1-(4-(Benzo[d][1,3]dioxol-5-yloxy)but-2-yn-1-yl)-4-methylpiperazine